Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BL24129-1 found under Insulation Blanket by Thermal Ceramics Inc. The National Stock Number assigned to this part is 1660015456015, and the Federal Supply Class is 1660 Aircraft Air Conditioning Heating And Pressurizing Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like BL24129-1.